package com.neuedu.studentmanage.controller;

import java.util.ArrayList;
import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;

import com.neuedu.studentmanage.entity.Classroom;
import com.neuedu.studentmanage.entity.Pager;
import com.neuedu.studentmanage.entity.Result;
import com.neuedu.studentmanage.service.ClassroomService;

@Controller
public class ClassroomController {
	@Autowired
	private ClassroomService classroomService;
	

	@RequestMapping("admin/classroom")
	public String classroomIndex() {
		// 首页只打开页面，不加载数据;页面的数据使用在easy ui中通过ajax技术进行异步加载的
		return "admin/classroomlist";
	}

	// easyui请求时使用的是post方法，这里需要使用post方法
	// easy ui进行分页查询时，使用page传递查询的页码，使用rows传递查询的记录数
	@RequestMapping("admin/classroomlist")
	@ResponseBody
	public Pager<Classroom> classroomList(@RequestParam(value = "page", defaultValue = "1") Integer page,
			@RequestParam(value = "rows", defaultValue = "10") Integer rows) {
		Pager<Classroom> pager = new Pager<>(page, rows);
		// 根据查询条件进行分页查询
		List<Classroom> classroomList = classroomService.findListByPager(pager);

		Integer total = classroomService.findTotalByPager(pager);

		// 把查询到数据保存到pager对象中，再转换成json返回给easy ui
		pager.setRows(classroomList);
		pager.setTotal(total);

		return pager;
	}

	@RequestMapping("admin/classroomadd")
	@ResponseBody
	public Result doAdd(Classroom classroom) {
		
		


		Result result = classroomService.add(classroom);

		return result;
	}

	@RequestMapping("admin/classroomedit")
	@ResponseBody
	public Result doEdit(Classroom classroom) {
		Result result = classroomService.edit(classroom);
		return result;
	}

	@RequestMapping("admin/classroomdelete")
	@ResponseBody
	public Result doDelete(Integer claroomId) {

		List<Classroom> list = new ArrayList<Classroom>();
		list.add(new Classroom(claroomId));
		Result result = classroomService.deleteByIds(list);
		return result;
	}
	@RequestMapping("admin/classroomlistall")
	@ResponseBody
	public List<Classroom> listCategories() {
		return classroomService.findAll();
	}

}
